Identify the binomial a. x2 −4x + 2 b. x2 c. x2 − 4 d. 2x2 + 3x −1 + y

Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?